diff --git a/packages/react-dom/src/__tests__/ReactComponentLifeCycle-test.js b/packages/react-dom/src/__tests__/ReactComponentLifeCycle-test.js
index cfbb7ceef6f9b1..3b124941d7f159 100644
--- a/packages/react-dom/src/__tests__/ReactComponentLifeCycle-test.js
+++ b/packages/react-dom/src/__tests__/ReactComponentLifeCycle-test.js
@@ -697,7 +697,7 @@ describe('ReactComponentLifeCycle', () => {
       expect(() => ReactDOM.render(<Component />, container)).toErrorDev(
         'Unsafe legacy lifecycles will not be called for components using new component APIs.',
       );
-    }).toLowPriorityWarnDev(
+    }).toWarnDev(
       [
         'componentWillMount has been renamed',
         'componentWillReceiveProps has been renamed',
@@ -735,7 +735,7 @@ describe('ReactComponentLifeCycle', () => {
       ).toErrorDev(
         'Unsafe legacy lifecycles will not be called for components using new component APIs.',
       );
-    }).toLowPriorityWarnDev(
+    }).toWarnDev(
       [
         'componentWillMount has been renamed',
         'componentWillReceiveProps has been renamed',
@@ -803,7 +803,7 @@ describe('ReactComponentLifeCycle', () => {
           'The above lifecycles should be removed. Learn more about this warning here:\n' +
           'https://fb.me/react-unsafe-component-lifecycles',
       );
-    }).toLowPriorityWarnDev(
+    }).toWarnDev(
       [
         'componentWillMount has been renamed',
         'componentWillUpdate has been renamed',
@@ -853,7 +853,7 @@ describe('ReactComponentLifeCycle', () => {
           'The above lifecycles should be removed. Learn more about this warning here:\n' +
           'https://fb.me/react-unsafe-component-lifecycles',
       );
-    }).toLowPriorityWarnDev(['componentWillMount has been renamed'], {
+    }).toWarnDev(['componentWillMount has been renamed'], {
       withoutStack: true,
     });
 
@@ -876,7 +876,7 @@ describe('ReactComponentLifeCycle', () => {
           'The above lifecycles should be removed. Learn more about this warning here:\n' +
           'https://fb.me/react-unsafe-component-lifecycles',
       );
-    }).toLowPriorityWarnDev(['componentWillReceiveProps has been renamed'], {
+    }).toWarnDev(['componentWillReceiveProps has been renamed'], {
       withoutStack: true,
     });
   });
@@ -908,7 +908,7 @@ describe('ReactComponentLifeCycle', () => {
           'The above lifecycles should be removed. Learn more about this warning here:\n' +
           'https://fb.me/react-unsafe-component-lifecycles',
       );
-    }).toLowPriorityWarnDev(
+    }).toWarnDev(
       [
         'componentWillMount has been renamed',
         'componentWillUpdate has been renamed',
@@ -956,7 +956,7 @@ describe('ReactComponentLifeCycle', () => {
           'The above lifecycles should be removed. Learn more about this warning here:\n' +
           'https://fb.me/react-unsafe-component-lifecycles',
       );
-    }).toLowPriorityWarnDev(['componentWillMount has been renamed'], {
+    }).toWarnDev(['componentWillMount has been renamed'], {
       withoutStack: true,
     });
 
@@ -978,7 +978,7 @@ describe('ReactComponentLifeCycle', () => {
           'The above lifecycles should be removed. Learn more about this warning here:\n' +
           'https://fb.me/react-unsafe-component-lifecycles',
       );
-    }).toLowPriorityWarnDev(['componentWillReceiveProps has been renamed'], {
+    }).toWarnDev(['componentWillReceiveProps has been renamed'], {
       withoutStack: true,
     });
   });
@@ -1111,9 +1111,7 @@ describe('ReactComponentLifeCycle', () => {
     }
 
     const div = document.createElement('div');
-    expect(() =>
-      ReactDOM.render(<MyComponent foo="bar" />, div),
-    ).toLowPriorityWarnDev(
+    expect(() => ReactDOM.render(<MyComponent foo="bar" />, div)).toWarnDev(
       [
         'componentWillMount has been renamed',
         'componentWillReceiveProps has been renamed',
@@ -1382,9 +1380,7 @@ describe('ReactComponentLifeCycle', () => {
     }
 
     const container = document.createElement('div');
-    expect(() =>
-      ReactDOM.render(<MyComponent x={1} />, container),
-    ).toLowPriorityWarnDev(
+    expect(() => ReactDOM.render(<MyComponent x={1} />, container)).toWarnDev(
       [
         /* eslint-disable max-len */
         `Warning: componentWillMount has been renamed, and is not recommended for use. See https://fb.me/react-unsafe-component-lifecycles for details.
diff --git a/packages/react-dom/src/__tests__/ReactCompositeComponent-test.js b/packages/react-dom/src/__tests__/ReactCompositeComponent-test.js
index 7f6eb77d717cd5..5994813d69f278 100644
--- a/packages/react-dom/src/__tests__/ReactCompositeComponent-test.js
+++ b/packages/react-dom/src/__tests__/ReactCompositeComponent-test.js
@@ -165,7 +165,7 @@ describe('ReactCompositeComponent', () => {
     // Old API based on heuristic
     let container = document.createElement('div');
     container.innerHTML = markup;
-    expect(() => ReactDOM.render(<Parent />, container)).toLowPriorityWarnDev(
+    expect(() => ReactDOM.render(<Parent />, container)).toWarnDev(
       'render(): Calling ReactDOM.render() to hydrate server-rendered markup ' +
         'will stop working in React v17. Replace the ReactDOM.render() call ' +
         'with ReactDOM.hydrate() if you want React to attach to the server HTML.',
diff --git a/packages/react-dom/src/__tests__/ReactDOMFiber-test.js b/packages/react-dom/src/__tests__/ReactDOMFiber-test.js
index 22d465bb555556..59d9b5a1fc381f 100644
--- a/packages/react-dom/src/__tests__/ReactDOMFiber-test.js
+++ b/packages/react-dom/src/__tests__/ReactDOMFiber-test.js
@@ -257,7 +257,7 @@ describe('ReactDOMFiber', () => {
         </div>,
         container,
       ),
-    ).toLowPriorityWarnDev(
+    ).toWarnDev(
       'The ReactDOM.unstable_createPortal() alias has been deprecated, ' +
         'and will be removed in React 17+. Update your code to use ' +
         'ReactDOM.createPortal() instead. It has the exact same API, ' +
diff --git a/packages/react-dom/src/__tests__/ReactDOMServerLifecycles-test.js b/packages/react-dom/src/__tests__/ReactDOMServerLifecycles-test.js
index 84dcddaaca482f..497bf0e3b726ae 100644
--- a/packages/react-dom/src/__tests__/ReactDOMServerLifecycles-test.js
+++ b/packages/react-dom/src/__tests__/ReactDOMServerLifecycles-test.js
@@ -225,9 +225,9 @@ describe('ReactDOMServerLifecycles', () => {
       }
     }
 
-    expect(() =>
-      ReactDOMServer.renderToString(<Component />),
-    ).toLowPriorityWarnDev('componentWillMount has been renamed');
+    expect(() => ReactDOMServer.renderToString(<Component />)).toWarnDev(
+      'componentWillMount has been renamed',
+    );
     expect(log).toEqual(['componentWillMount', 'UNSAFE_componentWillMount']);
   });
 
@@ -279,9 +279,9 @@ describe('ReactDOMServerLifecycles', () => {
       }
     }
 
-    expect(() =>
-      ReactDOMServer.renderToString(<Component />),
-    ).toLowPriorityWarnDev('componentWillMount has been renamed');
+    expect(() => ReactDOMServer.renderToString(<Component />)).toWarnDev(
+      'componentWillMount has been renamed',
+    );
   });
 
   it('should warn about deprecated lifecycle hooks', () => {
@@ -292,9 +292,9 @@ describe('ReactDOMServerLifecycles', () => {
       }
     }
 
-    expect(() =>
-      ReactDOMServer.renderToString(<Component />),
-    ).toLowPriorityWarnDev('componentWillMount has been renamed');
+    expect(() => ReactDOMServer.renderToString(<Component />)).toWarnDev(
+      'componentWillMount has been renamed',
+    );
 
     // De-duped
     ReactDOMServer.renderToString(<Component />);
diff --git a/packages/react-dom/src/__tests__/ReactRenderDocument-test.js b/packages/react-dom/src/__tests__/ReactRenderDocument-test.js
index 46053af708d43b..a85d86475679c1 100644
--- a/packages/react-dom/src/__tests__/ReactRenderDocument-test.js
+++ b/packages/react-dom/src/__tests__/ReactRenderDocument-test.js
@@ -35,7 +35,7 @@ describe('rendering React components at document', () => {
 
   describe('with old implicit hydration API', () => {
     function expectDeprecationWarningWithFiber(callback) {
-      expect(callback).toLowPriorityWarnDev(
+      expect(callback).toWarnDev(
         'render(): Calling ReactDOM.render() to hydrate server-rendered markup ' +
           'will stop working in React v17. Replace the ReactDOM.render() call ' +
           'with ReactDOM.hydrate() if you want React to attach to the server HTML.',
@@ -197,7 +197,7 @@ describe('rendering React components at document', () => {
       expect(() => {
         expect(() =>
           ReactDOM.render(<Component text="Hello world" />, testDocument),
-        ).toLowPriorityWarnDev(
+        ).toWarnDev(
           'render(): Calling ReactDOM.render() to hydrate server-rendered markup ' +
             'will stop working in React v17. Replace the ReactDOM.render() call ' +
             'with ReactDOM.hydrate() if you want React to attach to the server HTML.',
diff --git a/packages/react-dom/src/__tests__/ReactServerRenderingHydration-test.js b/packages/react-dom/src/__tests__/ReactServerRenderingHydration-test.js
index f50d3a2e882732..1dcc050de96c21 100644
--- a/packages/react-dom/src/__tests__/ReactServerRenderingHydration-test.js
+++ b/packages/react-dom/src/__tests__/ReactServerRenderingHydration-test.js
@@ -81,7 +81,7 @@ describe('ReactDOMServerHydration', () => {
 
       expect(() => {
         instance = ReactDOM.render(<TestComponent name="x" />, element);
-      }).toLowPriorityWarnDev(
+      }).toWarnDev(
         'render(): Calling ReactDOM.render() to hydrate server-rendered markup ' +
           'will stop working in React v17. Replace the ReactDOM.render() call ' +
           'with ReactDOM.hydrate() if you want React to attach to the server HTML.',
@@ -355,12 +355,12 @@ describe('ReactDOMServerHydration', () => {
     const element = document.createElement('div');
     expect(() => {
       element.innerHTML = ReactDOMServer.renderToString(markup);
-    }).toLowPriorityWarnDev('componentWillMount has been renamed');
+    }).toWarnDev('componentWillMount has been renamed');
     expect(element.textContent).toBe('Hi');
 
     expect(() => {
       ReactDOM.hydrate(markup, element);
-    }).toLowPriorityWarnDev('componentWillMount has been renamed', {
+    }).toWarnDev('componentWillMount has been renamed', {
       withoutStack: true,
     });
     expect(element.textContent).toBe('Hi');
diff --git a/packages/react-dom/src/__tests__/ReactTestUtils-test.js b/packages/react-dom/src/__tests__/ReactTestUtils-test.js
index 687dbd1aaec2c8..829010d97823aa 100644
--- a/packages/react-dom/src/__tests__/ReactTestUtils-test.js
+++ b/packages/react-dom/src/__tests__/ReactTestUtils-test.js
@@ -53,9 +53,7 @@ describe('ReactTestUtils', () => {
     MockedComponent.prototype.render = jest.fn();
 
     // Patch it up so it returns its children.
-    expect(() =>
-      ReactTestUtils.mockComponent(MockedComponent),
-    ).toLowPriorityWarnDev(
+    expect(() => ReactTestUtils.mockComponent(MockedComponent)).toWarnDev(
       'ReactTestUtils.mockComponent() is deprecated. ' +
         'Use shallow rendering or jest.mock() instead.\n\n' +
         'See https://fb.me/test-utils-mock-component for more information.',
diff --git a/packages/react/src/__tests__/ReactES6Class-test.js b/packages/react/src/__tests__/ReactES6Class-test.js
index 46f85cb108f006..17186a3fe6118f 100644
--- a/packages/react/src/__tests__/ReactES6Class-test.js
+++ b/packages/react/src/__tests__/ReactES6Class-test.js
@@ -521,15 +521,11 @@ describe('ReactES6Class', () => {
 
   it('should throw AND warn when trying to access classic APIs', () => {
     const instance = test(<Inner name="foo" />, 'DIV', 'foo');
-    expect(() =>
-      expect(() => instance.replaceState({})).toThrow(),
-    ).toLowPriorityWarnDev(
+    expect(() => expect(() => instance.replaceState({})).toThrow()).toWarnDev(
       'replaceState(...) is deprecated in plain JavaScript React classes',
       {withoutStack: true},
     );
-    expect(() =>
-      expect(() => instance.isMounted()).toThrow(),
-    ).toLowPriorityWarnDev(
+    expect(() => expect(() => instance.isMounted()).toThrow()).toWarnDev(
       'isMounted(...) is deprecated in plain JavaScript React classes',
       {withoutStack: true},
     );
diff --git a/packages/react/src/__tests__/ReactElementValidator-test.internal.js b/packages/react/src/__tests__/ReactElementValidator-test.internal.js
index 9fc0ab426ba5e8..295af13f987be7 100644
--- a/packages/react/src/__tests__/ReactElementValidator-test.internal.js
+++ b/packages/react/src/__tests__/ReactElementValidator-test.internal.js
@@ -439,7 +439,7 @@ describe('ReactElementValidator', () => {
     }
 
     let TestFactory = React.createFactory(TestComponent);
-    expect(() => TestFactory.type).toLowPriorityWarnDev(
+    expect(() => TestFactory.type).toWarnDev(
       'Warning: Factory.type is deprecated. Access the class directly before ' +
         'passing it to createFactory.',
       {withoutStack: true},
diff --git a/packages/react/src/__tests__/ReactStrictMode-test.js b/packages/react/src/__tests__/ReactStrictMode-test.js
index 00c4b0b393ee93..3f7cde6ec585b7 100644
--- a/packages/react/src/__tests__/ReactStrictMode-test.js
+++ b/packages/react/src/__tests__/ReactStrictMode-test.js
@@ -480,7 +480,7 @@ Please update the following components: AsyncRoot`,
         ],
         {withoutStack: true},
       );
-    }).toLowPriorityWarnDev(
+    }).toWarnDev(
       [
         /* eslint-disable max-len */
         `Warning: componentWillMount has been renamed, and is not recommended for use. See https://fb.me/react-unsafe-component-lifecycles for details.
diff --git a/packages/react/src/__tests__/createReactClassIntegration-test.internal.js b/packages/react/src/__tests__/createReactClassIntegration-test.internal.js
index f6b7a955d51346..a13797371ae0c0 100644
--- a/packages/react/src/__tests__/createReactClassIntegration-test.internal.js
+++ b/packages/react/src/__tests__/createReactClassIntegration-test.internal.js
@@ -50,7 +50,7 @@ describe('create-react-class-integration', () => {
         render: () => null,
       });
 
-      expect(() => ReactNative.render(<View />, 1)).toLowPriorityWarnDev(
+      expect(() => ReactNative.render(<View />, 1)).toWarnDev(
         'componentWillMount has been renamed',
         {withoutStack: true},
       );
@@ -64,7 +64,7 @@ describe('create-react-class-integration', () => {
         render: () => null,
       });
 
-      expect(() => ReactNative.render(<View />, 1)).toLowPriorityWarnDev(
+      expect(() => ReactNative.render(<View />, 1)).toWarnDev(
         'componentWillReceiveProps has been renamed',
         {withoutStack: true},
       );
diff --git a/packages/react/src/__tests__/createReactClassIntegration-test.js b/packages/react/src/__tests__/createReactClassIntegration-test.js
index 0ec089ed88f973..b505e5ff34f4a9 100644
--- a/packages/react/src/__tests__/createReactClassIntegration-test.js
+++ b/packages/react/src/__tests__/createReactClassIntegration-test.js
@@ -555,7 +555,7 @@ describe('create-react-class-integration', () => {
           'The above lifecycles should be removed. Learn more about this warning here:\n' +
           'https://fb.me/react-unsafe-component-lifecycles',
       );
-    }).toLowPriorityWarnDev(
+    }).toWarnDev(
       [
         'componentWillMount has been renamed',
         'componentWillReceiveProps has been renamed',
@@ -598,7 +598,7 @@ describe('create-react-class-integration', () => {
           'The above lifecycles should be removed. Learn more about this warning here:\n' +
           'https://fb.me/react-unsafe-component-lifecycles',
       );
-    }).toLowPriorityWarnDev(
+    }).toWarnDev(
       [
         'componentWillMount has been renamed',
         'componentWillReceiveProps has been renamed',
@@ -641,9 +641,7 @@ describe('create-react-class-integration', () => {
     });
 
     const div = document.createElement('div');
-    expect(() =>
-      ReactDOM.render(<Component foo="bar" />, div),
-    ).toLowPriorityWarnDev(
+    expect(() => ReactDOM.render(<Component foo="bar" />, div)).toWarnDev(
       [
         'componentWillMount has been renamed',
         'componentWillReceiveProps has been renamed',
diff --git a/scripts/jest/matchers/toWarnDev.js b/scripts/jest/matchers/toWarnDev.js
index 9a5b5939823aab..70657f716ba3e4 100644
--- a/scripts/jest/matchers/toWarnDev.js
+++ b/scripts/jest/matchers/toWarnDev.js
@@ -258,7 +258,6 @@ const createMatcherFor = (consoleMethod, matcherName) =>
   };
 
 module.exports = {
-  // TODO: rename this one.
-  toLowPriorityWarnDev: createMatcherFor('warn', 'toLowPriorityWarnDev'),
+  toWarnDev: createMatcherFor('warn', 'toWarnDev'),
   toErrorDev: createMatcherFor('error', 'toErrorDev'),
 };